[1] Univ Sheffield, Hlth Sci Sch, Sheffield, England
[2] Univ Calif San Francisco, San Francisco, CA USA
[3] Radboud Univ Nijmegen, Med Ctr, Nijmegen, Netherlands
[4] Univ London, London Sch Hyg & Trop Med, London, England
[5] Int Phys Prevent Nucl War, Boston, MA USA
[6] Univ Sao Paulo, Sch Publ Hlth, Sao Paulo, Brazil
[7] Tufts Univ, Boston, MA USA
[8] Kabale Univ, Kabale, Uganda
[9] World Assoc Med Editors, Winchester, England